English Dictionary: hard rubber | by the DICT Development Group |
3 results for hard rubber | |
From WordNet (r) 3.0 (2006) [wn]: | |
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From Webster's Revised Unabridged Dictionary (1913) [web1913]: | |
{Antimony rubber}, an elastic durable variety of vulcanized caoutchouc of a red color. It contains antimony sulphide as an important constituent. {Hard rubber}, a kind of vulcanized caoutchouc which nearly resembles horn in texture, rigidity, etc. {India rubber}, caoutchouc. See {Caoutchouc}. {Rubber cloth}, cloth covered with caoutchouc for excluding water or moisture. {Rubber dam} (Dentistry), a shield of thin sheet rubber clasped around a tooth to exclude saliva from the tooth. | |
From Webster's Revised Unabridged Dictionary (1913) [web1913]: | |
Hard \Hard\, a. [Compar. {Harder}; superl. {Hardest}.] [{OE}. heard, AS. heard; akin to OS. & D. heard, G. hart, OHG. harti, Icel. har[?]r, Dan. haard, Sw. h[86]rd, Goth. hardus, Gr.[?] strong, [?], [?], strength, and also to E. -ard, as in coward, drunkard, -crat, -cracy in autocrat, democracy; cf. Skr. kratu strength, [?] to do, make. Cf. {Hardy}.] 1. Not easily penetrated, cut, or separated into parts; not yielding to pressure; firm; solid; compact; -- applied to material bodies, and opposed to soft; as, hard wood; hard flesh; a hard apple. 2. Difficult, mentally or judicially; not easily apprehended, decided, or resolved; as a hard problem. The hard causes they brought unto Moses. --Ex. xviii. 26. In which are some things hard to be understood. --2 Peter iii. 16. 3. Difficult to accomplish; full of obstacles; laborious; fatiguing; arduous; as, a hard task; a disease hard to cure. 4. Difficult to resist or control; powerful. The stag was too hard for the horse. --L'Estrange. A power which will be always too hard for them. --Addison. 5. Difficult to bear or endure; not easy to put up with or consent to; hence, severe; rigorous; oppressive; distressing; unjust; grasping; as, a hard lot; hard times; hard fare; a hard winter; hard conditions or terms. I never could drive a hard bargain. --Burke. 6. Difficult to please or influence; stern; unyielding; obdurate; unsympathetic; unfeeling; cruel; as, a hard master; a hard heart; hard words; a hard character. 7. Not easy or agreeable to the taste; stiff; rigid; ungraceful; repelling; as, a hard style. Figures harder than even the marble itself. --Dryden. 8. Rough; acid; sour, as liquors; as, hard cider. 9. (Pron.) Abrupt or explosive in utterance; not aspirated, sibilated, or pronounced with a gradual change of the organs from one position to another; -- said of certain consonants, as c in came, and g in go, as distinguished from the same letters in center, general, etc. 10. Wanting softness or smoothness of utterance; harsh; as, a hard tone. 11. (Painting) (a) Rigid in the drawing or distribution of the figures; formal; lacking grace of composition. (b) Having disagreeable and abrupt contrasts in the coloring or light and shade. {Hard cancer}, {Hard case}, etc. See under {Cancer}, {Case}, etc. {Hard clam}, [or] {Hard-shelled clam} (Zo[94]l.), the guahog. {Hard coal}, anthracite, as distinguished from bituminous or soft coal. {Hard and fast}. (Naut.) See under {Fast}. {Hard finish} (Arch.), a smooth finishing coat of hard fine plaster applied to the surface of rough plastering. {Hard lines}, hardship; difficult conditions. {Hard money}, coin or specie, as distinguished from paper money. {Hard oyster} (Zo[94]l.), the northern native oyster. [Local, U. S.] {Hard pan}, the hard stratum of earth lying beneath the soil; hence, figuratively, the firm, substantial, fundamental part or quality of anything; as, the hard pan of character, of a matter in dispute, etc. See {Pan}. {Hard rubber}. See under {Rubber}. {Hard solder}. See under {Solder}. {Hard water}, water, which contains lime or some mineral substance rendering it unfit for washing. See {Hardness}, 3. {Hard wood}, wood of a solid or hard texture; as walnut, oak, ash, box, and the like, in distinction from pine, poplar, hemlock, etc. {In hard condition}, in excellent condition for racing; having firm muscles;-said of race horses. Syn: Solid; arduous; powerful; trying; unyielding; stubborn; stern; flinty; unfeeling; harsh; difficult; severe; obdurate; rigid. See {Solid}, and {Arduous}. |